# PyPy Configuration[objspace.std.oldstyle]

PyPy Configuration[objspace.std.oldstyle]
general documentation config index command-line overview

# objspace.std.oldstyle

Contents

- Basic Option Information
- Description

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# Basic Option Information

- name: oldstyle
- description: specify whether the default metaclass should be classobj
- command-line: --oldstyle
- command-line for negation: --no-oldstyle
- option type: boolean option
- default: False

# Description

With this option you can enable the use of old-style classes by default. Normally, all PyPy classes are new-style.